package com.lhj.xxsc.product.config;

import org.springframework.boot.autoconfigure.cache.CacheProperties;
import org.springframework.cache.annotation.EnableCaching;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.data.redis.cache.RedisCacheConfiguration;
import org.springframework.data.redis.serializer.GenericJackson2JsonRedisSerializer;
import org.springframework.data.redis.serializer.RedisSerializationContext;
import org.springframework.data.redis.serializer.StringRedisSerializer;

/**
 * @author 罗惠江
 * @version 1.0
 * @email 1511619294@qq.com
 * @date 2020/12/10 11:59
 */
@Configuration
@EnableCaching
public class MyCacheConfig {
	@Bean
	public RedisCacheConfiguration redisCacheConfiguration(CacheProperties cacheProperties) {


		CacheProperties.Redis redisProperties = cacheProperties.getRedis();
		RedisCacheConfiguration config = RedisCacheConfiguration.defaultCacheConfig();

		// 配置value 为json格式
		config = config.serializeValuesWith(RedisSerializationContext.SerializationPair.fromSerializer(new GenericJackson2JsonRedisSerializer()));


		if (redisProperties.getTimeToLive() != null) {
			config = config.entryTtl(redisProperties.getTimeToLive());
		}
		if (redisProperties.getKeyPrefix() != null) {
			config = config.prefixKeysWith(redisProperties.getKeyPrefix());
		}
		if (!redisProperties.isCacheNullValues()) {
			config = config.disableCachingNullValues();
		}
		if (!redisProperties.isUseKeyPrefix()) {
			config = config.disableKeyPrefix();
		}
		return config;
	}
}
